Troubleshoot Windows Live Mail Error ID 0x800CCC79 Manually

Windows Live Mail is an old email client and has many problems such as unreliable email exchange, deleted mail, hacking message metadata, etc. Microsoft has since discontinued this free email client. However, some users use it as a client for exchanging emails and storing information because it has the advantage of being compatible with almost all versions of the Windows operating system.

This blog describes one of the recurring errors most users complain about Windows Live Mail Error ID 0x800CCC79.

When Windows Live Mail Error 0x800CCC79 Occur?

This message usually appears when a Windows Live Mail user tries to send a message to the intended recipients. But instead of sending the message, the following error message is displayed before the user:

……………..Protocol: SMTP, Server Response: ‘550 relay not permitted’, Port: 465, Secure (SSL): Yes, Server Error: 550, Error Number: 0x800CCC79

Another display format for error 0x800ccc79 is when a user tries to login or launch Windows Live Mail. In this case, the error message will appear in the corner of the screen and disappear after a while. The message disappears, but the message becomes annoyed every time the user decides to use Windows Live Mail.

How to Solve Windows Live Mail Error 0x800CCC79?

We provide two manual solutions based on the above Windows Live Mail error situation.

First Solution: When You Receive an Error Message While Trying to Send an Email

The server does not allow the message to be sent to the recipient. That is, there is a problem with the server settings. This is an SMTP mistake. Here you can disable SMTP authentication. To fix this, follow the steps below:

  1. Open your Windows Live Mail application
  2. Select the Account, right-click and select the Properties option
  3. Switch to the Advanced tab and go to the Outgoing server option
  4. Select the “My outgoing server requires authentication” box and click OK
  5. Then Close and Restart your Windows Live Mail application
  6. Try to Send a Email again and see if the error occurs again.

Second Solution: Receive an Error Message When You Login to Windows Live Mail

This situation usually occurs when you have a job stuck in the Outbox folder of your mailbox. To fix this:

  1. Log in to your Windows Live Mail application
  2. When the error message disappears, select File >> Work Offline. Put the application in offline mode
  3. Then go to the Outbox folder of your mailbox, select the Email Message there, right-click and select the Delete option to delete it
  4. Run File >> Work Offline again to disable the offline mode
  5. Close Windows Live Mail and Restart your computer system
  6. Then check if you get the Error Message again when starting the Windows Live Mail application.

These were free handheld solutions that you could use to work with your Windows Live Mail application.

Upgrade Your Windows Live Mail to Microsoft Outlook

Windows Live Mail is not a promising email client, so if you plan to quit, we recommend that you switch from your Windows Live Mail to Microsoft Outlook email client. Opt best solution to convert Windows Live Mail to Outlook.

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Final Words

Manually you can fix Windows Live Mail Error ID 0x800CCC79. But as per your convenience move your Windows Live Mail to Microsoft Outlook for better features and security.